Java Interview Questions - Page 4
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java bits 4 - Java Interview Questions
java bits 4   Given: 31. // some code here 32. try { 33. // some code here 34. } catch (SomeException se) { 35. // some code here 36. } finally { 37. // some code here 38. } Under which three circumstances will the code 

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: Also called annotations, allows language constructs such as classes...). (4)Enumerations: The enum keyword creates a typesafe, ordered list of values (such as Day.MONDAY, Day.TUESDAY, etc.). Previously this could only be achieved 

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Exception in Java programming  What is Exception?  Chained Exception in JavaChained Exception in Java, this is a new in release 1.4 and also knows as ?the cause facility? which provides common API to record the fact 

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Interface  Respected sir why we use Interface in java? because we...: These are same as abstract classes only difference is we an only define method... only no implementation. In general, interface is the way just to say 

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condition and also the year should not be the future one.. Thanx in advance..., // EXCEPT for centurial years which are not also divisible by 400. return (((year % 4 == 0) && ( (!(year % 100 == 0)) || (year % 400 == 0))) ? 29 : 28 

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() operations on Autoboxing the new feature in java 5.0 . Can any one tell me....  Java language have 2 data types . 1.Primitive type. 2. Reference... type. The value of a variable of primitive type can be changed only by assignment 

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you. Visit for more information. http://www.roseindia.net/java/learn-java... method invocation and virtual method invocation is also known as method overloading... invocation is also known as method overloading 

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at the Object level so all these methods are in Object Class. Java...-threaded environment and locks are associated with every object in Java (of type 'Object'), not only with Threads. Thanks 

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numnber in that array (condition is using only one loop and with out using the predefined methods in java)like simple java logic. can u give the brief idea 

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that can be instantiated only one time in JVM pet class loader.Repeated calls always return the same instance.Ensures that a class has only one instance,and provide... by multiple class loaders. EXAMPLE FOR THIS SINGLETON JAVA CLASS public class 

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java  18. Consider the code below: arr[0] = new int[4]; arr[1] = new int[3]; arr[2] = new int[2]; arr[3] = new int[1]; for( int n = 0; n < 4; n++ ) System.out.println( /* what goes here? */ ); Which statement below 

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; int color; int material; }; To move this code to Java, the only...Java  How to use C++ code in Java Program?   Hi friend, Java does not have a preprocessor. It provides similar functionality (#define 

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and Iterator in Java programming language.  Difference between Enumeration.... Enumeration is read only and we can't change the object or value in the collection.we has only forward facility.IteratorIterater is introduced in Collection 

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that implements the ServletConfig interface. Also, Java doesn't allow interfaces... for dynamically loaded Java classes (such as servlets) couldn't accept arguments. So 

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or deleting an element is fast in comparison to ArrayList and Vector. 4 

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Core Java Interview Questions Page2   ... than an interface ? Ans :  A Java interface is an abstract data type like... we cannot create objects of an interface. Typically, an interface in java 

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java   All the wrapper classes (Integer, Boolean, Float, Short, Long... 4. extend java.lang.Number 5. are final   Hi friend, Wrapper... be represented as a Boolean class instance. All of the primitive wrapper classes in Java 

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java  what is difference between cgi and servlet please given differnce in one line only thnks  Hi friend, Difference between cgi...;Servlets are effectively a Java version of CGI scripts, which are written in Perl, C 

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to quickly connect classes or subsystems together and it also helps to isolate bugs 

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Struts Interview Questions  I need Java Struts Interview Questions and examples 

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singleton java implementation  What is Singleton? And how can it get implemented in Java program?  Singleton is used to create only one instance of an object that means there would be only one instance of an object 

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Quiz Questions For Chapter 4 THIS PAGE CONTAINS A SAMPLE quiz on material from Chapter 4 of this on-line Java textbook. You should be able to answer these questions after studying that chapter. Sample answers to all 

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description of java.util PackageThe Java util package contains the collections framework..., internationalization, and miscellaneous utility classesThe util package of java provides... data. These classes are very important and its study is very important. You must 

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